feat: practica1 done

src/buffer.cpp

@@ -1,6 +1,7 @@
 #include "buffer.h"
 
 #include <vector>
+#include <iostream>
 
 #include "../lib/glew/GL/glew.h"
 #include "../lib/glfw/glfw3.h"
@@ -9,7 +10,7 @@
 
 Buffer::Buffer(const std::vector<Vertex>& vertices, const std::vector<uint16_t>& indices)
 {
-	index_count_ = indices.size();
+	index_count_ = static_cast<GLsizei>(indices.size());
 
 	glGenVertexArrays(1, &vao_);
 	glGenBuffers(1, &vbo_);

src/main.cpp

@@ -56,9 +56,9 @@ int main() {
 
 	// Logic
 	std::vector<Vertex> vertices = {
-		{{-0.5f, -0.5f, 0.0f}},
-		{{0.5f, -0.5f, 0.0f}}, 
-		{{0.0f, 0.5f, 0.0f}}
+		{{0.0f, 0.5f, 0.0f}, {0.0f, 1.0f, 0.0f}},
+		{{-0.5f, -0.5f, 0.0f}, {0.0f, 0.0f, 1.0f}},
+		{{0.5f, -0.5f, 0.0f}, {1.0f, 0.0f, 0.0f}} 
 	};
 	std::vector<uint16_t> indices = { 0, 1, 2 };
 
@@ -69,21 +69,23 @@ int main() {
 	}
 
 	glm::mat4 projection = glm::perspective(glm::radians(45.0f), static_cast<float>(SCREEN_WIDTH) / SCREEN_HEIGHT, 0.1f, 100.0f);
-	glm::mat4 view = glm::translate(glm::mat4(1.0f), glm::vec3(0, 0, 6));
+	//glm::mat4 view = glm::translate(glm::mat4(1.0f), glm::vec3(0, 0, 6));
+	glm::mat4 view = glm::lookAt(glm::vec3(0, 0, 6), glm::vec3(0, 0, 0), glm::vec3(0, 1, 0));
 
 	// main loop
-	double angle = 0;
+	double angle = 0.0;
 	double lastTime = glfwGetTime();
 	while (!glfwWindowShouldClose(win) && !glfwGetKey(win, GLFW_KEY_ESCAPE)) {
 		// Delta
 		double delta_time = glfwGetTime() - lastTime;
+		lastTime = glfwGetTime();
 
 		// Reset window
 		int screenWidth, screenHeight;
 		glfwGetWindowSize(win, &screenWidth, &screenHeight);
 		glViewport(0, 0, screenWidth, screenHeight);
 
-		glClearColor(0.3f, 0.3f, 0.3f, 1.0f);
+		glClearColor(0.1f, 0.1f, 0.1f, 1.0f);
 		glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
 		shader.Use();
@@ -91,21 +93,22 @@ int main() {
 		// Logic
 		angle += 32.0 * delta_time;
 
-		glm::mat4 model = glm::translate(glm::mat4(1.0), glm::vec3(-3.0f + 0.0f * 3.0f, 0.0f, -0.0f * 3.0f));
-		model = glm::rotate(model, glm::radians(static_cast<float>(angle)), glm::vec3(0, 1, 0));
+		for (int row = 0; row < 3; ++row) {
+			for (int col = 0; col < 3; ++col) {
+				glm::mat4 model = glm::translate(glm::mat4(1.0), glm::vec3(-3.0f + static_cast<float>(col) * 3.0f, 0.0f, static_cast<float>(-row) * 3.0f));
+				model = glm::rotate(model, glm::radians(static_cast<float>(angle)), glm::vec3(0, 1, 0));
 
-		glm::mat4 mvp = projection * view * model;
+				glm::mat4 mvp = projection * view * model;
 
-		Shader::setMat4(shader.getLocation("mvp"), mvp);
+				Shader::setMat4(shader.getLocation("mvp"), mvp);
 
-		buffer.Draw(shader);
+				buffer.Draw(shader);
+			}
+		}
 
 		// Refresh screen
 		glfwSwapBuffers(win);
 		glfwPollEvents();
-
-		// Delta
-		lastTime = glfwGetTime();
 	}
 
 	// Shutdown

src/shader.cpp

@@ -112,6 +112,7 @@ std::string Shader::ReadShaderFile(const std::string& filename)
 uint32_t Shader::CompileShader(uint32_t type, const std::string& source_path)
 {
 	std::string source = ReadShaderFile(source_path);
+	//std::cout << "SHADER FILE: " << source << "\n";
 	if (source.empty())
 		return 0;